The information requested falls within the responsibility of the UK Statistics Authority. I have asked the authority to reply.
Letter from Dennis Roberts:
The Director General for the Office for National Statistics has been asked to reply to your recent question asking the Minister for the Cabinet Office, how many pregnancies of girls aged between 15 and 19 years there were in England in each year since 1987.1 am replying in his absence. (319363).
Figures on conceptions are estimates based on the number of live births, stillbirths or legal abortions. They do not include miscarriages and illegal abortions.
The table attached provides the number of conceptions among girls aged 15 to 19 years in England in each year from 1992 to 2008 (the most recent year for which figures are available). Comparable figures for 1987 to 1991 are not readily available.
Number of conceptions Age at conception 15 16 17 18 19 Total 1992 4,870 11,148 17,269 23,627 28,853 85,767 1993 4,786 10,322 16,371 21,948 26,255 79,682 1994 5,103 10,602 15,901 21,192 25,036 77,834 1995 5,435 11,553 16,334 20,973 24,715 79,010 1996 5,984 13,318 19,028 22,581 25,630 86,541 1997 5,508 13,118 19,638 24,048 25,410 87,722 1998 5,612 12,820 20,414 26,213 27,822 92,881 1999 5,281 12,477 19,362 24,888 28,311 90,319 2000 5,472 12,323 18,757 24,518 28,263 89,333 2001 5,241 12,232 18,759 24,169 27,488 87,889 2002 5,275 12,672 19,283 24,330 27,529 89,089 2003 5,466 12,485 19,510 24,983 28,071 90,515 2004 5,205 12,779 19,633 25,647 29,815 93,079 2005 5,435 12,531 19,800 26,287 30,110 94,163 2006 5,401 12,301 19,539 26,768 30,862 94,871 2007 5,571 12,795 19,853 27,181 32,351 97,751 2008 5,219 12,209 19,434 26,746 31,340 94,948 1 Figures on conceptions are estimates based on the number of live births, stillbirths or legal abortions. They do not include miscarriages and illegal abortions. 2 Age at estimated date of conception. 3 Women usually resident in England. Based on boundaries as of 2009. 4 Figures for 2008 are provisional.